COP 5330: Assignment 3

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COP 5330 Assignment 3

• For a car reservation and rental system,
• Complete the template for one of the Use Cases
• Add a few more use cases
• Draw a use case diagram with all the use cases
• Draw a sequence diagram for one of the use cases
• Submitted by,
• Deepa Suryaprasad

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Use cases for a car reservation and rental system

• UC1 Making a reservation
• UC2 Vehicle pick up
• UC3 Returning a vehicle
• UC4 Extending rental contract
• UC5 Providing road side assistance
• UC6 Managing inventory
• UC7 Updating frequent renters club membership
• Note UC1, UC2 and UC3 were given in the web-page
  example

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UC4 Extending rental contract

• Renter calls the rental company
• Rental clerk asks for the contract number
• System finds the contract details
• The clerk asks for the new return date, time and
  location
• System checks for availability, updates contract
  and gives new rental rate
• Clerk provides updated information to the caller

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UC5 Providing road side assistance

• Renter calls the rental company
• Clerk asks for the contract number
• System verifies the contract
• Clerk asks for the type of assistance needed and
  location
• Clerk checks for coverage/contract details
• Clerk files a log and forwards the complaint to
  the concerned department/person
• System updates rental contract
• The clerk provides information to the caller

5
UC6 Updating club membership

• Renter provides the frequent renters club
  membership number
• System finds members information
• Renter gives change in information, maybe in name
  or address or phone number or license number or
  preferences or credit card information
• System updates information

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UC7 Managing inventory

• Manager checks inventory
• System provides rented/returned vehicle
  information like vehicle class, vehicle
  identification number and location
• System updates vehicle availability and location

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Use Case diagram
Making reservation
Vehicle pick up
Clerk
Customer
Returning a vehicle
Extending rental contract
Providing road side assistance
Manager
Updating club membership
Managing inventory
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Sequence Diagram for UC4

• UC4 Extending rental contract

Customer
System
Intend to extend
Provide Information
Extend/change (return date, time, location)
Check availability and rental rate
New rate and contract details
Confirm
Draw new contract
New contract
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UC4 Template

• Name Extending rental contract.
• Summary A renter wish to extend/change the
  return date/time/location for an already rented
  vehicle. The system checks the suitability of the
  request and make the changes accordingly.
• Actors Customer and the rental clerk.
• Precondition Vehicle is already rented.
• Description A renter requests for an
  extension/change of return date/time/location.
  The clerk asks for the existing contract number.
  The system checks availability and gives the new
  rate. On acceptance by the renter, system draws a
  new contract.
• Postcondition Changes to the contract are
  performed based on suitability.
• Exceptions 1. No reservation found
• 2. No change possible